Wind Power Generation: Calculating Output from 30mm Turbine

Click For Summary
SUMMARY

This discussion focuses on calculating the power output from a 30mm wind turbine. Key factors influencing the output include the number of coils surrounding the armature, the alternator's specifications, and the gearing between the turbine vanes and the alternator. Documentation for specific alternators typically provides output data at various RPMs, and built-in regulators are common to prevent overdriving. Additionally, varying the vane pitch can help maintain optimal turbine speed.

PREREQUISITES
  • Understanding of basic wind turbine mechanics
  • Familiarity with alternator specifications and output characteristics
  • Knowledge of gearing systems in mechanical design
  • Basic principles of electrical generation from rotational motion
NEXT STEPS
  • Research the equations for calculating wind turbine power output based on rotor diameter and wind speed
  • Explore documentation for specific alternators to understand their output at various RPMs
  • Investigate the impact of gearing ratios on turbine efficiency and output
  • Learn about variable pitch mechanisms in wind turbine design
USEFUL FOR

This discussion is beneficial for hobbyists designing small-scale wind-powered devices, engineers involved in renewable energy projects, and anyone interested in optimizing wind turbine performance.

stu1984
Messages
3
Reaction score
0
I am looking to design a few ‘wind powered’ gadgets, on a very small scale. I am struggling to calculate the power generated from a turbine of about 30mm diameter. I understand that the number of coils surround the armature has an obvious effect on the generation, but was wondering if there was an equation to unable me to calculate the output under certain wind speeds?

cheers
 
Engineering news on Phys.org
There should be documentatin available to show output at various rpm's for your alternator of choice. Most have built-in regulators to limit that output if the unit is overdriven. The other factor will be your gearing between the vanes and the alternator. In some cases (probably not yours), the vane pitch can be varied as well to maintain a certain speed.
 

Similar threads

  • · Replies 38 ·
2
Replies
38
Views
6K
Replies
2
Views
2K
Replies
8
Views
3K
  • · Replies 74 ·
3
Replies
74
Views
11K
  • · Replies 3 ·
Replies
3
Views
2K
  • · Replies 4 ·
Replies
4
Views
3K
Replies
13
Views
7K
  • · Replies 20 ·
Replies
20
Views
4K
  • · Replies 14 ·
Replies
14
Views
8K
Replies
13
Views
2K